. >>> president obama and other world leaders make their way to south africa. >>> plus, more dead pilot whales in florida. >>> the man who snoozed and got trapped on a plane. >>> and miley cyrus does the unthinkable to santa. very good morning to you. i'm veronica de la cruz. we begin with that massive weather system that's moving fast and wreaking havoc along the way. late sunday a 50-car pileup turned deadly. we have more on the deep freeze. >> reporter: snow and ice bearing down in the northeast. part of a massive system affecting half the country. that same system sunday in wisconsin caused a deadly pileup in whiteout conditions and shut down the interstate. >> to the best of my knowledge there is probably in excess of seven semis and 30 plus vehicles. >> it was bad. like you could barely see the road. >> reporter: ice made driving nearly impossible in parts of kentucky. >> i could deal with snow all day long but when it comes to freezing rain i can't touch it. >> reporter: cancellations and delays of more than 3,000 flights. 500 in dallas along. snow and iso heavy it caused this ro